RIGOL Chapter 5 Functions of the Front Panel of VSA
5-4 RSA3000E User Guide
Table 5-4 CF Step
Knob Step
step = span/200, Min = 1 Hz
Left/Right Arrow Key Step
CF Step Mode
The CF step mode consists of "Manual" and "Auto".
Remarks:
In Auto mode, the CF step is 1/10 of the span in non-zero span mode.
In Manual mode, you can use the numeric keys to set the step size.